AMD Radeon RX 6700 vs NVIDIA GeForce 8400 GS PCI

VS

AMD Radeon RX 6700

NVIDIA GeForce 8400 GS PCI

We compared two Desktop platform GPUs: 10GB VRAM Radeon RX 6700 and 512MB VRAM GeForce 8400 GS PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700 's Advantages

Released 13 years and 6 months late

Boost Clock2450MHz

More VRAM (10GB vs 512GB)

Larger VRAM bandwidth (320.0GB/s vs 5.328GB/s)

2296 additional rendering cores

NVIDIA GeForce 8400 GS PCI 's Advantages

Lower TDP (25W vs 175W)

Score

Benchmark

FP32 (float)

Radeon RX 6700 +51218%

11.29 TFLOPS

GeForce 8400 GS PCI

0.022 TFLOPS

Radeon RX 6700

VS

GeForce 8400 GS PCI

Graphics Card

Jun 2021

Release Date

Dec 2007

Navi II

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCI

Clock Speeds

1941 MHz

Base Clock

-

2450 MHz

Boost Clock

-

2000 MHz

Memory Clock

333 MHz

Memory

10GB

Memory Size

512MB

GDDR6

Memory Type

DDR2

160bit

Memory Bus

64bit

320.0GB/s

Bandwidth

5.328GB/s

Render Config

36

Compute Units

-

SM Count

1

2304

Shading Units

8

144

TMUs

4

64

ROPs

4

-

36

RT Cores

-

128 KB per Array

L1 Cache

-

3 MB

L2 Cache

16 KB

80 MB

L3 Cache

-

Theoretical Performance

156.8 GPixel/s

Pixel Rate

2.268 GPixel/s

352.8 GTexel/s

Texture Rate

2.268 GTexel/s

22.58 TFLOPS

FP16 (half)

-

11.29 TFLOPS

FP32 (float)

22.40 GFLOPS

705.6 GFLOPS

FP64 (double)

-

Board Design

175W

TDP

25W

450 W

Suggested PSU

200 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

1x S-Video 1x DMS-59

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 22

GPU Name

G98

Navi 22 XTL

GPU Variant

G98-400-U2

RDNA 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

7 nm

Process Size

65 nm

17.2 billion

Transistors

0.21 billion

335 mm²

Die Size

86 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.1

6.5

Shader Model

4.0

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